mirror of https://github.com/jkjoy/sunpeiwen.git
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16 KiB
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16 KiB
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{"version":3,"names":["_traverseNode","require","_index","call","key","opts","debug","node","_call","type","fns","fn","ret","state","then","Error","_traverseFlags","isDenylisted","_this$opts$denylist","denylist","blacklist","indexOf","restoreContext","path","context","visit","shouldSkip","currentContext","shouldStop","traverseNode","scope","skipKeys","skip","skipKey","stop","SHOULD_SKIP","SHOULD_STOP","setScope","noScope","parentPath","listKey","isMethod","isSwitchStatement","target","getScope","init","setContext","resync","removed","_resyncParent","_resyncList","_resyncKey","parent","container","Array","isArray","i","length","setKey","Object","keys","inList","newContainer","_resyncRemoved","_markRemoved","popContext","contexts","pop","undefined","pushContext","push","setup","_this$node","requeue","pathToQueue","maybeQueue","_getQueueContexts"],"sources":["../../src/path/context.ts"],"sourcesContent":["// This file contains methods responsible for maintaining a TraversalContext.\n\nimport { traverseNode } from \"../traverse-node\";\nimport { SHOULD_SKIP, SHOULD_STOP } from \"./index\";\nimport type TraversalContext from \"../context\";\nimport type NodePath from \"./index\";\nimport type * as t from \"@babel/types\";\n\nexport function call(this: NodePath, key: string): boolean {\n const opts = this.opts;\n\n this.debug(key);\n\n if (this.node) {\n if (this._call(opts[key])) return true;\n }\n\n if (this.node) {\n return this._call(opts[this.node.type] && opts[this.node.type][key]);\n }\n\n return false;\n}\n\nexport function _call(this: NodePath, fns?: Array<Function>): boolean {\n if (!fns) return false;\n\n for (const fn of fns) {\n if (!fn) continue;\n\n const node = this.node;\n if (!node) return true;\n\n const ret = fn.call(this.state, this, this.state);\n if (ret && typeof ret === \"object\" && typeof ret.then === \"function\") {\n throw new Error(\n `You appear to be using a plugin with an async traversal visitor, ` +\n `which your current version of Babel does not support. ` +\n `If you're using a published plugin, you may need to upgrade ` +\n `your @babel/core version.`,\n );\n }\n if (ret) {\n throw new Error(`Unexpected return value from visitor method ${fn}`);\n }\n\n // node has been replaced, it will have been requeued\n if (this.node !== node) return true;\n\n // this.shouldSkip || this.shouldStop || this.removed\n if (this._traverseFlags > 0) return true;\n }\n\n return false;\n}\n\nexport function isDenylisted(this: NodePath): boolean {\n const denylist = this.opts.denylist ?? this.opts.blacklist;\n return denylist && denylist.indexOf(this.node.type) > -1;\n}\n\n// TODO: Remove in Babel 8\nexport { isDenylisted as isBlacklisted };\n\nfunction restoreContext(path: NodePath, context: TraversalContext) {\n if (path.context !== context) {\n path.context = context;\n path.state = context.state;\n path.opts = context.opts;\n }\n}\n\nexport function visit(this: NodePath): boolean {\n if (!this.node) {\n return false;\n }\n\n if (this.isDenylisted()) {\n return false;\n }\n\n if (this.opts.shouldSkip && this.opts.shouldSkip(this)) {\n return false;\n }\n\n const currentContext = this.context;\n // Note: We need to check \"this.shouldSkip\" first because\n // another visitor can set it to true. Usually .shouldSkip is false\n // before calling the enter visitor, but it can be true in case of\n // a requeued node (e.g. by .replaceWith()) that is then marked\n // with .skip().\n if (this.shouldSkip || this.call(\"enter\")) {\n this.debug(\"Skip...\");\n return this.shouldStop;\n }\n restoreContext(this, currentContext);\n\n this.debug(\"Recursing into...\");\n this.shouldStop = traverseNode(\n this.node,\n this.opts,\n this.scope,\n this.state,\n this,\n this.skipKeys,\n );\n\n restoreContext(this, currentContext);\n\n this.call(\"exit\");\n\n return this.shouldStop;\n}\n\nexport function skip(this: NodePath) {\n this.shouldSkip = true;\n}\n\nex
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